{

Q_OBJECT

public:

ObjectTreeModel(QObject* parent);

void setFilter(ObjectFilter *filter);

void setRootObjects(const QList<ObjectProxy::Pointer>& roots);

QList<ObjectProxy::Pointer> rootObjects() const;

QList<ObjectProxy::Pointer> search(const QString& query) const;

QModelIndex index(ObjectProxy::Pointer object) const;

virtual int columnCount(const QModelIndex& parent) const;

virtual int rowCount(const QModelIndex& parent) const;

virtual QModelIndex index(int row, int column, const QModelIndex& parent) const;

virtual QModelIndex parent(const QModelIndex& index) const;

virtual QVariant data(const QModelIndex& index, int role) const;

virtual QVariant headerData(int section, Qt::Orientation orientation, int role) const;

static ObjectProxy::Pointer objectFromIndex(const QModelIndex& index);

private:

class ObjectItem

{

public:

~ObjectItem()

{

qDeleteAll(children);

}

ObjectItem* parent;

QList<ObjectItem*> children;

ObjectProxy::Pointer object;

};

int indexInParent(ObjectItem* item) const;

ObjectItem* index(ObjectProxy::Pointer object, const QList<ObjectItem*>& items) const;

static ObjectItem* createItem(ObjectProxy::Pointer object, ObjectItem* parent, ObjectFilter *filter);

static ObjectItem* itemFromIndex(const QModelIndex& index);

bool matches(ObjectProxy::Pointer object, const QString& query) const;

void search(QList<ObjectProxy::Pointer>* matches, ObjectItem* item, const QString& query) const;

QString displayText(ObjectProxy::Pointer object) const;

QList<ObjectItem*> m_roots;

ObjectFilter* m_filter;